Object Oriented Design courses can help you learn principles like encapsulation, inheritance, and polymorphism, along with design patterns such as Singleton and Factory. You can build skills in creating reusable code, improving software maintainability, and designing systems that are easier to understand and extend. Many courses introduce tools like UML for modeling, as well as programming languages such as Java and Python, which are commonly used to implement object-oriented concepts in real-world applications.

Maven Analytics
Skills you'll gain: Unsupervised Learning, Model Evaluation, Regression Analysis, Exploratory Data Analysis, Model Training, Applied Machine Learning, Time Series Analysis and Forecasting, Data Analysis, Model Optimization, Classification Algorithms, Statistical Analysis, Data Science, Machine Learning Methods, Forecasting, Statistical Methods, Data Preprocessing, Data Mining, Machine Learning, Supervised Learning, Business Intelligence
Beginner · Course · 1 - 3 Months

Skills you'll gain: System Monitoring, Data Analysis Expressions (DAX), Real Time Data, Performance Tuning, Microsoft Azure, Dataflow, Data Pipelines, Data Warehousing, Power BI, Apache Spark, Data Governance, Business Analytics, SQL, Data Management, Workflow Management, Data Science, Security Engineering, Artificial Intelligence and Machine Learning (AI/ML), Warehouse Management, Application Deployment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Routing Protocols, Software-Defined Networking, Wide Area Networks, Virtual Networking, Network Troubleshooting, Open Shortest Path First (OSPF), Network Routing, Network Architecture, Network Monitoring, Network Planning And Design, Virtual Private Networks (VPN), Border Gateway Protocol, Network Performance Management, Network Security, Network Administration, Network Engineering, Firewall, Amazon Web Services, Cloud Services, Network Infrastructure
★ 5 (7) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Snowflake Schema, Data Pipelines, Apache Airflow, Data Security, Data Governance, Data Architecture, Extract, Transform, Load, Apache Kafka, Performance Tuning, PySpark, Data Warehousing, Data Import/Export, Amazon S3, Amazon Web Services, Real Time Data, Data Processing, SQL, Stored Procedure, Role-Based Access Control (RBAC)
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Clinical Documentation, Generative AI Agents, Healthcare Ethics, Responsible AI, Data Ethics, AI Integrations, Medical Records, Medical History Documentation, Health Information Management and Medical Records, Health Informatics, Health Technology, System Implementation
★ 4.5 (6) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Model Training, Model Evaluation, Tensorflow, Computer Vision, Machine Learning Methods, Development Environment, Image Analysis, Machine Learning, Deep Learning, Data Persistence, Artificial Neural Networks
★ 5 (7) · Beginner · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Microsoft Power Platform, Power Platform Architecture & Technical Design, Power Apps Component Framework, Power Platform CLI, Microsoft Development Tools, Microsoft Power Automate/Flow, Development Environment, Power BI, Data Modeling, Technical Design, Solution Architecture, Business Logic, No-Code Development, Data Architecture, Cloud Development, Application Development, Authorization (Computing), Solution Design, Security Strategy
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Conflict Management, Workplace inclusivity, Team Management, Team Performance Management, Personal Development, Diversity Awareness, Team Collaboration, Team Oriented, Self-Awareness, Adaptability, Verbal Communication Skills, Culture, Relationship Management, Influencing, Relationship Building, Curiosity, Coordinating
★ 5 (6) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Nursing Management, Patient Safety, Continuous Quality Improvement (CQI), Clinical Leadership, Nursing Administration, Nursing Practices, Nursing, Nursing Care, Safety Assurance, Leadership, Collaboration, Accountability, Safety Standards, Problem Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), API Design, Application Programming Interface (API), Application Security, Secure Coding, Security Controls, Vulnerability Assessments, Authorization (Computing), Hardening, Cryptographic Protocols, Cryptography, Authentications, Exploitation techniques
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Risking, Project Controls, Earned Value Management, Verification And Validation, Project Management Life Cycle, Acceptance Testing, Software Development Methodologies, AI Workflows, Quality Assurance, Data-Driven Decision-Making, Performance Measurement, Corrective and Preventive Action (CAPA), Continuous Monitoring, Variance Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Risk Management Framework, Cyber Governance, Financial Data, Financial Analysis, Performance Stress Testing, Governance Risk Management and Compliance, Business Continuity, Financial Systems, Data Management, Financial Market, Banking, Regulatory Requirements
★ 5 (10) · Mixed · Course · 1 - 3 Months